GETTING MY BUY RARE BREED TRIGGERS TO WORK

There are already a handful of things which the FATF mentioned had been a no no in addition to a decide someplace would strike down. Because it pertains to FRTs, are these lawful to purchase any where or is it just Texas?  Do you have to become a member of some gun legal rights org? In case you are a member of that org can you purchase them anypla